A Major Market Reversal as Omicron Hits the U.S.

Stocks closed near their lows of the day after the CDC announced the first case of Omicron in the U.S. was found in California. The S&P gave up a 1.8% gain earlier in the day to close squarely in the red. What the sell-off says for the market, and what investors should be paying attention to into year-end.